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/*
* Clock initialization routines
*
* Copyright (c) 2011 The Chromium OS Authors.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __EXYNOS_CLOCK_INIT_H
#define __EXYNOS_CLOCK_INIT_H
#include "dmc.h"
/* These are the ratio's for configuring ARM clock */
struct arm_clk_ratios {
unsigned int arm_freq_mhz; /* Frequency of ARM core in MHz */
unsigned int apll_mdiv;
unsigned int apll_pdiv;
unsigned int apll_sdiv;
unsigned int arm2_ratio;
unsigned int apll_ratio;
unsigned int pclk_dbg_ratio;
unsigned int atb_ratio;
unsigned int periph_ratio;
unsigned int acp_ratio;
unsigned int cpud_ratio;
unsigned int arm_ratio;
};
/**
* Get the clock ratios for CPU configuration
*
* @return pointer to the clock ratios that we should use
*/
struct arm_clk_ratios *get_arm_clk_ratios(void);
/*
* Initialize clock for the device
*/
struct mem_timings;
void system_clock_init(struct mem_timings *mem,
struct arm_clk_ratios *arm_clk_ratio);
#endif
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